/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.kafka.streams.processor.internals;

import java.util.Optional;

public class InternalTopicProperties {
    private final Integer numberOfPartitions;

    public InternalTopicProperties(final Integer numberOfPartitions) {
        this.numberOfPartitions = numberOfPartitions;
    }

    public Optional<Integer> getNumberOfPartitions() {
        return Optional.ofNullable(numberOfPartitions);
    }

    public static InternalTopicProperties empty() {
        return new InternalTopicProperties(null);
    }

    @Override
    public String toString() {
        return "InternalTopicProperties{" +
               "numberOfPartitions=" + numberOfPartitions +
               '}';
    }
}
